Schaefer, H. H. 1., & Martin, P. L. (1969). Behavioral therapy. Blakiston Division.
Lua i Stíl Chicago (17ú heag.)Schaefer, Halmuth H. 1928, agus Patrick L. Martin. Behavioral Therapy. New York: Blakiston Division, 1969.
Lua MLA (9ú heag.)Schaefer, Halmuth H. 1928, agus Patrick L. Martin. Behavioral Therapy. Blakiston Division, 1969.
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